Patents by Inventor Ian R. Shankland
Ian R. Shankland has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20120168663Abstract: Disclosed are heat transfer fluids which possess a highly desirable and unexpectedly superior combination of properties, and heat transfer systems and methods based on these fluids. The heat transfer fluid comprise from about 30 to about 70 percent, on a molar basis, of carbon dioxide (CO2) and from about 30 to about 70 percent, on a molar basis, of hydrofluorocarbon (HFC), preferably HFC having one to two carbon atoms, and even more preferably trans-1,1,1,3-tetrafluoropropene (HFC-32). The preferred fluids of the present invention have a vapor pressure of at least about 100 psia at 40?F and are also preferably not azeotropic.Type: ApplicationFiled: June 15, 2010Publication date: July 5, 2012Applicant: HONEYWELL INTERNATIONAL INC.Inventors: Rajiv R. Singh, Michael Van Der Puy, Andrew J. Poss, Ian R. Shankland
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Patent number: 7955738Abstract: Polymeric ionic gels of ionic liquids having melting points below about 100° C. that are formed by the reaction of a heterocyclic amine with about 2.8 and about 3.2 moles of anhydrous hydrogen fluoride per mole of amine nitrogen. Electrochemical devices having non-aqueous electrolytes containing the ionic liquids and polymeric ionic gels are also disclosed.Type: GrantFiled: March 4, 2005Date of Patent: June 7, 2011Assignee: Honeywell International, Inc.Inventors: Rajiv R. Singh, Martin R Paonessa, Ian R Shankland
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Patent number: 7276471Abstract: Provided are azeotrope-like compositions comprising pentafluoropropane, methanol, and dichloroethylene, and uses thereof, including use in aerosols, refrigerant compositions, refrigeration systems, and blowing agent compositions.Type: GrantFiled: June 14, 2004Date of Patent: October 2, 2007Assignee: Honeywell International Inc.Inventors: Guillermo J. Hitters, Gary Knopeck, Ian R. Shankland, Rajiv R. Singh
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Patent number: 7169320Abstract: The present invention provides compositions comprising pentafluoropropane, a second component selected from the group consisting of decafluoropropane, perfluorobutyl methyl ether and combinations of these, and a third component selected from the group consisting of methanol, 1,2-trans-dichloroethylene and combinations of these. The present invention further provides for refrigerants, blowing agents, foam compositions, polyol premixes, closed-cell foams, sprayable compositions, and the like, comprising the present compositions.Type: GrantFiled: March 11, 2005Date of Patent: January 30, 2007Assignee: Honeywell International Inc.Inventors: Guillermo J. Hitters, Kane D. Cook, Gary M. Knopeck, Hang T. Pham, Ian R. Shankland, Rajiv R. Singh
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Patent number: 6896823Abstract: The present invention provides compositions comprising pentafluoropropane, a second component selected from the group consisting of decafluoropropane, perfluorobutyl methyl ether and combinations of these, and a third component selected from the group consisting of methanol, 1,2-trans-dichloroethylene and combinations of these. The present invention further provides for refrigerants, blowing agents, foam compositions, polyol premixes, closed-cell foams, sprayable compositions, and the like, comprising the present compositions.Type: GrantFiled: December 17, 2002Date of Patent: May 24, 2005Assignee: Honeywell International Inc.Inventors: Guillermo J. Hitters, Kane D. Cook, Gary M. Knopeck, Hang T. Pham, Ian R. Shankland, Rajiv R. Singh
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Publication number: 20030141481Abstract: The present invention provides compositions comprising pentafluoropropane, a second component selected from the group consisting of decafluoropropane, perfluorobutyl methyl ether and combinations of these, and a third component selected from the group consisting of methanol, 1,2-trans-dichloroethylene and combinations of these. The present invention further provides for refrigerants, blowing agents, foam compositions, polyol premixes, closed-cell foams, sprayable compositions, and the like, comprising the present compositions.Type: ApplicationFiled: December 17, 2002Publication date: July 31, 2003Inventors: Guillermo J. Hitters, Kane D. Cook, Gary M. Knopeck, Hang T. Pham, Ian R. Shankland, Rajiv R. Singh
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Patent number: 6551469Abstract: A process for preparing 1-chloro-1,1,3,3,3-pentafluoropropane, CF3CH2CF2Cl, comprising contacting in a reaction zone in the substantial absence of oxygen, reactants comprising chlorine and 1,1,1,3,3-pentafluoropropane, CF3CH2CHF2 (also referred to as HFC-245fa), and subjecting the reactants to actinic radiation, such as UV light at about 2,000 to 4,000 Angstroms, wherein: (1) inert gas is present at a concentration equal to or less than about 5 wt. % of the total weight of reactants; (2) the molar ratio of chlorine to CF3CH2CHF2 is from about 0.2:1 to about 1.5:1; and (3) the concentration of chlorinated product produced having greater than one chlorine present in the molecule is less than or equal to about 10 wt. %.Type: GrantFiled: November 27, 2001Date of Patent: April 22, 2003Assignee: Honeywell InternationalInventors: Haridasan K. Nair, Michael Van Der Puy, David Nalewajek, Timothy R. Demmin, Andrew J. Poss, David E. Bradley, Ian R. Shankland, Martin E. Cheney
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Patent number: 6548719Abstract: A process for producing a fluoroolefin of the formula: CF3CY═CXnHp wherein Y is a hydrogen atom or a halogen atom (i.e., fluorine, chlorine, bromine or iodine); X is a hydrogen atom or a halogen atom (i.e., fluorine, chlorine, bromine or iodine); n and p are integers independently equal to 0, 1 or 2, provided that (n+p)=2; comprising contacting, in the presence of a phase transfer catalyst, a compound of the formula: CF3C(R1aR2b)C(R3cR4d), wherein R1, R2, R3, and R4 are independently a hydrogen atom or a halogen selected from the group consisting of fluorine, chlorine, bromine and iodine, provided that at least one of R1, R2, R3, and R4 is halogen and there is at least one hydrogen and one halogen on adjacent carbon atoms; a and b are independently=0, 1 or 2 and (a+b)=2; and c and d are independently=0, 1, 2 or 3 and (c+d)=3; and at least one alkali metal hydroxide.Type: GrantFiled: September 25, 2001Date of Patent: April 15, 2003Assignee: Honeywell InternationalInventors: Haridasan K. Nair, Michael Van Der Puy, David Nalewajek, Timothy R. Demmin, Andrew J. Poss, David E. Bradley, Ian R. Shankland
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Publication number: 20030060670Abstract: A process for producing a fluoroolefin of the formula: CF3CY═CXnHp wherein Y is a hydrogen atom or a halogen atom (i.e., fluorine, chlorine, bromine or iodine); X is a hydrogen atom or a halogen atom (i.e., fluorine, chlorine, bromine or iodine); n and p are integers independently equal to 0, 1 or 2, provided that (n+p)=2; comprising contacting, in the presence of a phase transfer catalyst, a compound of the formula: CF3C(R1aR2b) C(R3cR4d), wherein R1, R2, R3, and R4 are independently a hydrogen atom or a halogen selected from the group consisting of fluorine, chlorine, bromine and iodine, provided that at least one of R1, R2, R3, and R4 is halogen and there is at least one hydrogen and one halogen on adjacent carbon atoms; a and b are independently=0, 1 or 2 and (a+b)=2; and c and d are independently=0, 1, 2 or 3 and (c+d)=3; and at least one alkali metal hydroxide.Type: ApplicationFiled: September 25, 2001Publication date: March 27, 2003Inventors: Haridasan K. Nair, Michael Van Der Puy, David Nalewajek, Timothy R. Demmin, Andrew J. Poss, David E. Bradley, Ian R. Shankland
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Patent number: 6200495Abstract: Premixes of a polyol suitable for polyurethane or polyisocyanurate foam preparation, 1,1-dichloro-1-fluoroethane and optionally additives and/or auxiliary blowing agents which do not require a stabilizer to inhibit reaction between the fluorocarbon and the polyol. These mixtures are useful for polyurethane and polyisocyanurate foam preparation.Type: GrantFiled: March 12, 1993Date of Patent: March 13, 2001Assignee: AlliedSignal Inc.Inventors: Earl A. E. Lund, Robert G. Richard, Ian R. Shankland, David P. Wilson
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Patent number: 6048832Abstract: The invention relates to novel azeotrope-like compositions of 1-bromopropane, 4-methoxy-1,1,1,2,2,3,3,4,4-nonafluorobutane (HFE-7100) and at least one organic solvent selected from the group consisting of methanol, ethanol, 2-propanol, 2-methyl-2-propanol, tetrahydrofuran, nitromethane, and methylene chloride and more particularly to azeotrope-like compositions based on these compounds which are useful as solvents in refrigeration flushing, oxygen system cleaning and vapor degreasing applications.Type: GrantFiled: June 25, 1998Date of Patent: April 11, 2000Assignee: AlliedSignal Inc.Inventors: Alagappan Thenappan, Leonard Michael Stachura, Martin Richard Paonessa, Kane David Cook, Ian R. Shankland
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Patent number: 5736063Abstract: The present invention provides refrigerant blends which are replacements for chlorodifluoromethane(HCFC-22). The present blends have refrigeration characteristics which are similar to HCFC-22. The blends comprise from about 10 to about 90 weight percent of a first component selected from the group consisting of 1,1,1-trifluoroethane, difluoromethane, propane, and mixtures thereof; from about 1 to about 50 weight percent of a second component selected from the group consisting of hydrofluorocarbon having 1 to 3 carbon atoms, fluorocarbon having 1 to 3 carbon atoms, inorganic compound, and mixtures thereof having a boiling point at atmospheric pressure in the range from about -90 degrees C. to less than -50 degrees C.; and from about 1 to about 50 weight percent of a third component which is hydrofluorocarbon having 1 to 3 carbon atoms, other than 1,1,1-trifluoroethane, having a boiling point at atmospheric pressure in the range from about -50 degrees C. to about -10 degrees C.Type: GrantFiled: October 24, 1996Date of Patent: April 7, 1998Assignee: AlliedSignal Inc.Inventors: Robert Gerard Richard, Ian R. Shankland, Rajiv Ratna Singh
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Patent number: 5376333Abstract: Compositions of ethylene oxide and monochlorotetrafluoroethane which are useful as sterilizing agents. These novel compositions are environmentally acceptable, possess improved flammability suppressant characteristics, and are capable of maintaining a greater ethylene oxide concentration than traditional sterilizing gas compositions.Type: GrantFiled: July 28, 1989Date of Patent: December 27, 1994Assignee: AlliedSignal, Inc.Inventors: Ian R. Shankland, David P. Wilson, Rajat S. Basu
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Patent number: 5340490Abstract: Azeotrope-like compositions comprising trifluoromethane and carbon dioxide or trifluromethane, hexafluoroethane and carbon dioxide are stable and have utility as refrigerants for heating and cooling as well as fire extinguishing compositions.Type: GrantFiled: July 14, 1993Date of Patent: August 23, 1994Assignee: AlliedSignal Inc.Inventors: Barbara R. Decaire, Peter B. Logsdon, Earl A. E. Lund, Ian R. Shankland, Rajiv R. Singh, David P. Wilson, Raymond H. P. Thomas
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Patent number: 5294359Abstract: Compositions comprising difluoromethane, 1,1,1,2-tetrafluoroethane and a member selected from the group consisting of 1,1-difluoroethane, 1,1,1-trifluoroethane, propane and dimethyl ether having a vapor pressure from about 12.2 psia to about 18.4 psia at -40.degree. F., are useful as refrigerants.Type: GrantFiled: February 3, 1992Date of Patent: March 15, 1994Assignee: AlliedSignal Inc.Inventors: Rajiv R. Singh, David P. Wilson, Earl A. E. Lund, Ian R. Shankland
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Patent number: 5275751Abstract: Azeotrope-like compositions comprising trifluoromethane, carbon dioxide and sulfur hexafluoride are stable and have utility as refrigerants for heating and cooling.Type: GrantFiled: December 22, 1992Date of Patent: January 4, 1994Assignee: AlliedSignal Inc.Inventors: Barbara R. Decaire, Logsdon, Peter B., Earl A. E. Lund, Rajin R. Singh, Ian R. Shankland
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Patent number: 5211867Abstract: Azeotrope-like compositions comprising pentafluoroethane and 1,1,1-trifluoroethane are stable and have utility as refrigerants for heating and cooling.Type: GrantFiled: July 30, 1991Date of Patent: May 18, 1993Assignee: Allied-Signal Inc.Inventors: Ian R. Shankland, Theodore Atwood, Earl A. E. Lund, Hang T. Pham
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Patent number: 5162381Abstract: This invention relates to a novel, environmentally acceptable blowing agent and blowing agent blends and a process for producing thermalplastic, and particularly polyolefin foams using the environmentally acceptable blowing agent(s). The blowing agents of the present invention comprise difluoromethane and optionally a second blowing agent component which is nonflammable and possesses good blowing agent properties. Polyolefin foam is made by mixing a polyolefin resin and the blowing agent and introducing the resin/blowing agent mixture into a zone of lower pressure.Type: GrantFiled: December 10, 1991Date of Patent: November 10, 1992Assignee: Allied-Signal Inc.Inventors: Robert G. Richard, Ian R. Shankland
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Patent number: 5073206Abstract: A method of cleaning a solid surface is disclosed. The method involves spraying the solid surface with azeotrope-like compositions by using a propellant. The azeotrope-like compositions comprise from about 93.0 to about 98.0 weight percent 1,1-dichloro-1-fluoroethane, from about 7 to about 2 weight percent methanol, and from about 0.1 to about 0.01 weight percent nitromethane. Preferably, the propellant is selected from the group consisting of hydrocarbons, chlorofluorocarbons, hydrochlorofluorocarbon, hydrofluorocarbon, dimethyl ether, carbon dioxide, nitrogen, nitrous oxide, methylene oxide, air, and mixtures thereof.Type: GrantFiled: March 7, 1990Date of Patent: December 17, 1991Assignee: Allied-Signal Inc.Inventors: David P. Wilson, Ian R. Shankland, Earl A. E. Lund
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Patent number: 5035831Abstract: Stable azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane, nitromethane, 1,2-dichloroethylene and an alkanol which are useful in a variety of industrial cleaning applications.Type: GrantFiled: October 6, 1989Date of Patent: July 30, 1991Assignee: Allied-Signal Inc.Inventors: Hillel Magid, Ian R. Shankland, David P. Wilson, Kane D. Cook, Earl A. E. Lund